19944995

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{33521}}^1$

素因数の和:33550

約数の個数: 16

約数和(自身を含む): 28963008

約数和(自身を除く): 9018013

約数列:

[1, 5, 7, 17, 35, 85, 119, 595, 33521, 167605, 234647, 569857, 1173235, 2849285, 3988999, 19944995]

約数ペア:

[(1, 19944995), (5, 3988999), (7, 2849285), (17, 1173235), (35, 569857), (85, 234647), (119, 167605), (595, 33521)]